Bath accessory base



FIG. 1 is a perspective view of bath accessory base showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is an additional perspective view thereof, with the broken-line disclosure being for illustrative purposes only and forming no part of the claimed design. 

The ornamental design for bath accessory base, as show and described. 